Segment Reporting Segment Information (Details) - USD ($) $ in Millions	3 Months Ended				6 Months Ended
	Jun. 30, 2024		Jun. 30, 2023		Jun. 30, 2024		Jun. 30, 2023		Dec. 31, 2023
Segment Reporting Information [Line Items]
Net Sales	$ 6,112		$ 6,045		$ 10,604		$ 10,929
Segment operating EBITDA	1,953		1,778		3,011		3,033
Total Assets	41,464		44,189		41,464		44,189		$ 42,996
Income (loss) from continuing operations after income taxes	1,056		880		1,432		1,487
Interest Expense	66		82		107		113
Income from continuing operations before income taxes	1,338		1,084		1,820		1,860
Segments
Segment Reporting Information [Line Items]
Net Sales	6,112		6,045
Segment operating EBITDA	1,953		1,778
Total Assets	37,221		39,294		37,221		39,294		37,736
Segment Reconciling Items [Member]
Segment Reporting Information [Line Items]
Corporate Expenses	36		32		60		56
EID [Member]
Segment Reporting Information [Line Items]
Net Sales	6,112		6,045		10,604		10,929
Segment operating EBITDA	1,966		1,778		3,031		3,033
Total Assets	42,584		44,189		42,584		44,189		43,373
Income (loss) from continuing operations after income taxes	1,066		875		1,447		1,472
Interest Expense	66		89		107		133
Income from continuing operations before income taxes	1,351		1,077		1,840		1,840
EID [Member] | Segment Reconciling Items [Member]
Segment Reporting Information [Line Items]
Corporate Expenses	36		32		60		56
Seed [Member]
Segment Reporting Information [Line Items]
Net Sales	4,331		4,264		7,082		6,959
Seed [Member] | Segments
Segment Reporting Information [Line Items]
Net Sales	4,331		4,264
Segment operating EBITDA	1,698		1,458		2,446		2,110
Total Assets	22,206	[1]	22,952	[1]	22,206	[1]	22,952	[1]	22,732
Crop Protection [Member]
Segment Reporting Information [Line Items]
Net Sales	1,781		1,781		3,522		3,970
Crop Protection [Member] | Segments
Segment Reporting Information [Line Items]
Net Sales	1,781
Segment operating EBITDA	255		320		565		923
Total Assets	$ 15,015	[1]	$ 16,342		$ 15,015	[1]	$ 16,342		$ 15,004

[1] Segment assets at December 31, 2023 were $22,732 million and $15,004 million for Seed and Crop Protection, respectively. As of and for the Six Months Ended June 30, (In millions) SeedCrop ProtectionTotal2024   Net sales$7,082 $3,522 $10,604 Segment operating EBITDA2,446 565 3,011 2023   Net sales$6,959 $3,970 $10,929 Segment operating EBITDA2,110 923 3,033